Polaris Pro R (21-up) Stroker Kit 78mm w/BC ProH2K Rods

Brian Crower BC0989 78mm stroker kit for the Polaris RZR Pro R pairs a 4340 billet crank with an induction hardened timing chain gear, BC ProH2K rods and custom CP pistons.

Why it holds up

• BC5917 4340 billet crank, 78mm stroke, induction hardened timing chain gear
• BC6915 BC ProH2K rods, 4.915 in center to center
• BC7915 custom CP pistons
• Displacement: 93mm bore = 2.13L, 94mm = 2.165L, 96mm = 2.26L

Fits

• Polaris RZR Pro R (21-up)

In the box

• 4340 billet crank
• BC ProH2K rods
• Custom CP pistons

Good to know

• Pistons come in your choice of bore and compression. Contact us before you order so we can confirm fit.